中国激光, 2019, 46 (7): 0701003, 网络出版: 2019-07-11
水下高重复频率脉冲激光全选通成像雷达对比度信噪比模型 下载: 916次
Contrast Signal-to-Noise Ratio Model of Underwater Full Range-Gated Imaging Radar Based on High-Repetition-Rate Pulse Laser
图 & 表
图 1. 高重复频率系统成像结果仿真。(a)原始图像; (b)平均灰度的影响; (c)绝对对比度的影响; (d)噪声强度的影响
Fig. 1. Simulation of imaging results of high-repetition-rate system. (a) Original image; (b) influence of mean gray level; (c) influence of absolute contrast; (d) influence of noise intensity
图 8. 对比度信噪比与累计回波数的关系。(a)白条纹平均灰度; (b)黑条纹平均灰度;(c)噪声强度;(d) RCN
Fig. 8. Relationship between contrast signal-to-noise ratio and cumulative echo numbers. (a) White stripe average gray; (b) black stripe average gray; (c) noise intensity; (d) RCN
表 1高重复频率系统RCN模型参数
Table1. Parameters of RCN model of high-repetition-rate system
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王银飞, 张晓晖, 钟炜, 韩宏伟. 水下高重复频率脉冲激光全选通成像雷达对比度信噪比模型[J]. 中国激光, 2019, 46(7): 0701003. Yinfei Wang, Xiaohui Zhang, Wei Zhong, Hongwei Han. Contrast Signal-to-Noise Ratio Model of Underwater Full Range-Gated Imaging Radar Based on High-Repetition-Rate Pulse Laser[J]. Chinese Journal of Lasers, 2019, 46(7): 0701003.